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Williams Sound FM+C Wi-Fi and FM Assistive Listening System (72 to 76 MHz)

BH #WIFMT55C00 • MFR #FM T55C-00
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Williams Sound FM+C Wi-Fi and FM Assistive Listening System (72 to 76 MHz)
Key Features
  • Assistive Listening with Smartphones
  • FM and Wi-Fi Transmission
  • Uses iOS/Android WaveCAST App
  • DSP Platform Designed for Pro Audio Apps
System integrators looking for a quality FM and Wi-Fi transmitter will be impressed with the Williams Sound FM T55C an assisted listening transmitter with a dual-band broadcast transmitter well suited for performing arts venues, theaters, government buildings, houses of worship, stadiums, and educational facilities. The transmitter features FM and Wi-Fi audio broadcasts from a single input and end users can now listen with either an FM receiver or with their own iOS/Android smartphone via the WaveCAST Listening App (available separately). Built on a professional digital audio (DSP) platform, the FM+ delivers high-quality audio.
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Williams Sound FM Plus Overview

System integrators looking for a quality FM and Wi-Fi transmitter will be impressed with the Williams Sound FM T55C an assisted listening transmitter with a dual-band broadcast transmitter well suited for performing arts venues, theaters, government buildings, houses of worship, stadiums, and educational facilities. The transmitter features FM and Wi-Fi audio broadcasts from a single input and end users can now listen with either an FM receiver or with their own iOS/Android smartphone via the WaveCAST Listening App (available separately). Built on a professional digital audio (DSP) platform, the FM+ delivers high-quality audio.

  • Dual broadcast transmitter featuring FM and Wi-Fi audio broadcast from a single input source.
  • DSP platform, designed for pro-audio applications, delivers better audio quality for a full, rich sound and greater intelligibility.
  • AV Pros can control the FM+ C system via third-party room controls using Telnet commands via Ethernet. Commands include power, audio gain, channel selection, DSP preset, and more.
UPC: 707976003881

Williams Sound FM Plus Specs

Audio
Audio Processor Functions: DSP based; Compression: 1:1, 1.5:1 or 2:1; High-Pass and Low-pass Filter FrequencyControl, Music, Voice and Hearing Assistance Audio Presets
Frequency Response: 31 Hz to 16 kHz, ±3 dB (re: 1 kHz, ±3 dB) (Music Audio Preset)
Signal-to-Noise Ratio: 67 dB (Typical) Transmitted RF
Total Harmonic Distortion: Less than 0.25% at 1 kHz (RF Output)
Common Mode Rejection: >57 dB at 1 kHz, Mic or Line
Audio Inputs: Combo 3-Pin XLR-1/4" / 6.35 mm (TRS) Jack for Balanced or Unbalanced Line Level, or Balanced or Unbalanced Microphone with Selectable Phantom Power
Audio Input Gain Adjust: Adjustable from +24 to -60 dB, in 1 dB Steps from Front Screen or Web Interface.
Phantom Power: 14.4 VDC Applied Through 2.2 Kilohm Resistors to Analog Combo Jack: Pin 2 and Pin 3 on XLR Jack, or Tip and Ring on 1/4" TRS jack
Audio Level Display: Front Screen Bar Graph Display, Each Segment Representing 3 dB. It Ranges from -18 (1 Segment Lit) to +12 dB (10 Segments Lit). Over-Range Warning is Indicated by OVLD and Flashing Empty Bar
Headphone Output: 1/4" TRS Stereo Jack, Mono Signal, 33 Ohms.
Approvals FCC, RoHS3, WEEE, Industry Canada
RF Carrier Frequency Range
Operating Frequencies: 72.1 to 75.9 MHz , 17 Wideband Channels (Selectable)
Frequency Accuracy: ±2 PPM Stability
Deviation: ±75 kHz Maximum
Preemphasis: 75 μsec
RF Field Strength: Does Not Exceed 80 mV/m at 9.9' / 3 m
Compatible Antennas: ANT 005, ANT 021, ANT 024, ANT 025, ANT 029. The FCC Requires this Device to be Used with Approved FCC 15.203 Compliant Antennas and Be Professionally Installed. Refer to Williams AV's Antenna Selection Install Guide for Compliant Antennas for this Product. Refer to Williams AV's Antenna Selection Install Guide for FCC-compliant Antennas for this Product
Transmission Range: Up to 1000' / 304 m with ANT 005 Coaxial Antenna Mounted on Rear Chassis F-Connector

RF Outputs:
#10-32 Stud Connector in Center of Unit (PCB Mounted)
F-Connector on Rear Chassis

RF Transmit (RF) Power Indicator: OLED On Air Indicator with 4 States Indicating Power Level Off, Low, Medium, and Full Power
RF Time Out (Sleep Mode): 30 minutes duration, 4 h duration, or Always On; Selected via Web Interface. When Audio Drops Below -18 dB, the Selected Duration Begins, and When it Expires, the Unit Stops Transmitting and Goes into a Low-Power (Sleep) Mode. Any Button Press Awakens the Unit and it Begins Transmitting Again.
Enclosure
Color: Black
Rack Mount: Standard 19" Rack, One EIA Rack Space High, 1/2 Space Wide. 1 to 2 Units can Be Mounted in a Single Rack Space with Optional Rackmount Kits
Power Supply: Desktop Style Transformer (TFP 062); Input: 100-240 VAC, 50/60 Hz IEC Line Cord; Output: 24 VDC, 750 mA, 18 W (2.5 mm ID Center Positive Barrel Connector)
Power ON Indicator: Push On/Push Off Latching Power Button with Backlight. Green Backlight Indicates Power ON, Backlight Off Indicates Power Off
Temperature Range Operating: +32 to +122° F / 0 to 50° C)
Storage: -4 to +158° F / -20 to 70° C
Ethernet: RJ-45 on the Back of the Unit Supports CAT 5e Cable Lengths up to 328' 100 m 10/100 Base-T IEEE 802.3 Compliant, Unique MAC Address. The RJ-45 Jack is Used for Web Interface and Streaming Audio Out. An External Router/ DHCP Server is Required to Stream Audio to Receiving Devices.
User Interfaces:
3.12" High-Resolution OLED Display with Selections via Buttons
Hosted Web
Telnet Commands Over Ethernet
Dimensions
8.45 x 8.25 x 1.72" / 21.5 x 21.0 x 4.4 cm (W x D x H)
Weight
3.2 lb / 1.5 kg
Packaging Info
Package Weight
4.905 lb
Box Dimensions (LxWxH)
13.2 x 10.7 x 3.6"

Williams Sound FM Plus Reviews

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